Learn All Concepts of Chapter 1 Class 9 - FREE. Check - Chapter 1 Class 9 Maths

Last updated at May 29, 2018 by Teachoo
Transcript
Example 7 Show that 0.3333 = 0.3 can be expressed in the form / , where p and q are integers and q 0. Let x = 0.3333 .. Multiplying equation (1) with 10 10x = 10 (0.333 ) 10x = 3.333 Subtracting (2) from (1) i.e. (2) (1) 10x x = 3.3333 0.3333 9x = 3 x = 3/9 x = 1/3 Thus, 0.3333 = 1/3
Expressing decimal in p/q
Convert 0.123333 .. to p/q form where p and q are integers and q ≠ 0
Convert 0.575757.. to p/q form where p and q are integers and q ≠ 0
Convert 2.4(178).. to p/q form where p and q are integers and q ≠ 0
Expressing numbers in p/q form
Example 6
Example 7 Important You are here
Ex 1.3,3 Important
Ex 1.3,4
Example 8
Example 9 Important
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